phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('f31d2309fee6d0039681ab8a0de79f41', -1, 1714001693, 1714001693, '12e19520', -10, 0)

Line : 158
File : sessions.php